Some small changes
Images
Update collaborative-edit.cson

Spelling Mistake
Clean Up - #13
Added Classes, Cleaned Var Names - #13
Fic Var names - #13
Fixed Var Names for Host - #13
Some modification
Merge branch 'develop' into refactor

Conflicts:
	lib/Utils/file.coffee
	lib/Utils/utils.coffee
	lib/collaborative-edit.coffee